Finding the Fourth Proportional to 159,692.49, 239,040.50 and 117,620.08
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Solution
The fourth proportional to 159,692.49, 239,040.50 and 117,620.08 is: 176,063.14
Step by Step Solution
- Step 1: Write the proportion equation
159,692.49 : 239,040.50 = 117,620.08 : x - Step 2: Convert to fraction form
159,692.49/239,040.50 = 117,620.08/x - Step 3: Cross multiply
159,692.49x = 239,040.50 × 117,620.08 - Step 4: Simplify right side
159,692.49x = 28,115,962,439.19 - Step 5: Solve for x
x = 28,115,962,439.19/159,692.49 - Step 6: Final answer
x = 176,063.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.